<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<div>
    <input type="text" v-model="emp.name" placeholder="姓名">
    <input type="text" v-model="emp.sal" placeholder="工资">
    <input type="text" v-model="emp.job" placeholder="工作">
    <input type="button"  value="提交" v-on:click="add()">
    <table border="1">
        <tr>
            <th>id</th>
            <th>姓名</th>
            <th>工资</th>
            <th>工作</th>
            <th>操作</th>
        </tr>
        <tr v-for="(emp,i) in arr">
        <td>{{i+1}}</td>
        <td>{{emp.name}}</td>
        <td>{{emp.sal}}</td>
        <td>{{emp.job}}</td>
            <td><input type="button" value="删除" v-on:click="delet(i)"></td>
    </tr>
    </table>

    {{info}}
</div>
 <script src=" https://cdn.staticfile.org/vue/2.2.2/vue.min.js"></script>
   <script>
     let v=new Vue({
       el:"body>div",
       data:{
        info:"12",
           emp:{name:"",sal:"",job:""},
           arr:[]
       },
       methods:{
           add(){
               v.arr.push({name:v.emp.name,sal:v.emp.sal,job:v.emp.job})
           },
           delet(i){
               v.arr.splice(i,1);
           }
       }
     })

   </script>
</body>
</html>